libbpf_load_test: fix map location

This test had bitrot.

Bug: N/A
Test: `atest libbpf_load_test`
Change-Id: I3480286e225d8dfbd0badd7bbb7cb77ff29ab0ea
diff --git a/libbpf_android/Android.bp b/libbpf_android/Android.bp
index c369c8c..0892fad 100644
--- a/libbpf_android/Android.bp
+++ b/libbpf_android/Android.bp
@@ -110,4 +110,5 @@
     required: [
         "bpf_load_tp_prog.o",
     ],
+    require_root: true,
 }
diff --git a/libbpf_android/BpfLoadTest.cpp b/libbpf_android/BpfLoadTest.cpp
index cae60f0..6d637e9 100644
--- a/libbpf_android/BpfLoadTest.cpp
+++ b/libbpf_android/BpfLoadTest.cpp
@@ -27,7 +27,7 @@
 
 constexpr const char tp_prog_path[] =
         "/sys/fs/bpf/prog_bpf_load_tp_prog_tracepoint_sched_sched_switch";
-constexpr const char tp_map_path[] = "/sys/fs/bpf/map_bpf_load_tp_prog_cpu_pid";
+constexpr const char tp_map_path[] = "/sys/fs/bpf/map_bpf_load_tp_prog_cpu_pid_map";
 
 namespace android {
 namespace bpf {